Stinknet is a highly invasive species that is starting to creep into Tucson. While last year saw a spike in the spread of ...

After the passage of the Endangered Species Protection Act ... U.S. Fish and Wildlife Service. In the Arizona-Utah population, at least 52 individual birds have died from lead poisoning since ...

Researchers analyzed saliva the nocturnal mammals leave behind when sipping nectar from plants and residential hummingbird ...

As a young boy, growing up in Massachusetts, seeing a robin in late winter was always a sign that spring was not far off.

After the passage of the Endangered Species Protection Act ... Caring for the condors: At remote Arizona wildlife center, biologists treat endangered birds The pressure is on to get as many ...

Coyote: A nocturnal species of canine native to North ... feeding wild animals is prohibited in Arizona (except for birds and squirrels). It's actually considered a petty offense in Maricopa ...

Arizona has added a new species of bat to the list of night-flying creatures ... giving them kits to swab samples from bird feeders throughout the summer and fall. Inside the university lab, ...